<template>
  <div class="ratingSelect">
    <div class="rating-type border-1px">
      <span class="block positive" :class="{'active':selectType===2}" @click="select(2,$event)">{{desc.all}}<span class="count">{{ratings.length}}</span></span>
      <span class="block positive" :class="{'active':selectType===0}" @click="select(0,$event)">{{desc.positive}}<span
        class="count">{{positives.length}}</span></span>
      <span class="block negative" :class="{'active':selectType===1}" @click="select(1,$event)">{{desc.negative}}<span
        class="count">{{negatives.length}}</span></span>
    </div>
    <div class="switch" :class="{'on':onlyContent}" @click="toggleContent">
      <span class="icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script>
  const POSITIVE = 0;
  const NEGATIVE = 1;
  const ALL = 2;
  export default {
    name: "ratingselect",
    props: {
      ratings: {
        type: Array,
        default() {
          return [];
        }
      },
      selectType: {
        type: Number,
        default: ALL
      },
      onlyContent: {
        type: Boolean,
        default: false
      },
      desc: {
        type: Object,
        default() {
          return {
            all: '全部',
            positive: '满意',
            negative: '不满意'
          }
        }
      }
    },
    computed:{
      positives(){
        return this.ratings.filter((rating)=>{
          return rating.rateType===POSITIVE;
        });
      },
      negatives(){
        return this.ratings.filter((rating)=>{
          return rating.rateType===NEGATIVE;
        });
      }
    },
methods:{
  toggleContent(event){
    if(!event._constructed){
      return;
    };
    this.onlyContent=!this.onlyContent;
    this.$dispatch('content.toggle',this.onlyContent);
  },
  select(type,event){
    if(!event._constructed){
      return;
    };
    this.selectType=type;
    this.$dispatch('ratingtype.select',type)
  }
}
  }
</script>
<style scoped lang="stylus" rel="stylesheet/stylus">
  @import "../../common/stylus/mixin.styl"
  .ratingSelect
    .rating-type
      padding 18px 0
      margin 0 18px
      border-1px(rgba(7, 17, 27, 0.1))
      font-size 0
      .block
        display inline-block
        padding 8px 12px
        margin-right 8px
        border-radius 1px
        color rgb(77, 85, 93)
        font-size 12px
        &.active
          color #fff
        .count
          font-size 8px
          margin-left 2px
        &.positive
          background-color: rgba(0, 160, 220, 0.2)
          &.active
            background-color: rgb(0, 160, 220)
        &.negative
          background-color: rgba(77, 85, 93, 0.2)
          &.active
            background-color: rgb(77, 85, 93)
    .switch
      padding 12px 18px
      line-height 24px
      border-bottom 1px solid rgba(7,17,27,0.1)
      color rgb(147,153,159)
      font-size 0
      &.on
        .icon-check_circle
          color: rgb(0,160,220)
      .icon-check_circle
        display inline-block
        vertical-align top
        margin-right 4px
        font-size 24px
      .text
        display inline-block
        vertical-align: top
        font-size 12px
</style>
